Cheapest return flights from Boston to Copenhagen in September from 467€

Best time to book flights for Boston (BOS) to Copenhagen (CPH) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Copenhagen (CPH) in September 2025 (see full year).

Return flights

25 Sep - 02 Oct Icelandair
05 Sep - 12 Sep Icelandair
15 Sep - 22 Sep Icelandair
15 Sep - 22 Sep Scandinavian Airlines direct
25 Sep - 02 Oct Scandinavian Airlines direct
05 Sep - 12 Sep Scandinavian Airlines direct

Also check the deals for one-way flights from Boston to Copenhagen in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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